clear;
clc;

n=1000;
for i = 1:n
    a(i) = var(1:i);
    b(i) = 1/a(i);
    c(i) = sqrt(b(i)) * mean(1:i); 
    d(i) = 1/ c(i);
end

n = 1:1:1000;
plot(n,c);